diff --git a/MAINTAINERS b/MAINTAINERS
index 882bc50..da930c3 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -1680,6 +1680,7 @@
 F: hw/acpi/piix4.c
 F: hw/acpi/ich9*.c
 F: include/hw/acpi/ich9*.h
+F: include/hw/southbridge/ich9.h
 F: include/hw/southbridge/piix.h
 F: hw/isa/apm.c
 F: include/hw/isa/apm.h